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PIMRC
2008
IEEE
15 years 11 months ago
Connectivity of wireless ad hoc networks with random beamforming: An analytical approach
Random beamforming, where each node selects a main beam direction without any coordination with other nodes, has been proposed as a simple technique to improve connectivity in wire...
Salman Durrani, Xiangyun Zhou, Haley M. Jones
LCN
2007
IEEE
15 years 10 months ago
Reliability Control for Aggregation in Wireless Sensor Networks
— Data aggregation is a method used in sensor networks to reduce the amount of messages transported. By aggregating, the data contained in several messages is fused into one sing...
Jonathan P. Benson, Tony O'Donovan, Cormac J. Sree...
ICCS
2007
Springer
15 years 10 months ago
Neural Networks for Predicting the Behavior of Preconditioned Iterative Solvers
We evaluate the effectiveness of neural networks as a tool for predicting whether a particular combination of preconditioner and iterative method will correctly solve a given spar...
America Holloway, Tzu-Yi Chen
147
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SSS
2007
Springer
102views Control Systems» more  SSS 2007»
15 years 10 months ago
Secure and Self-stabilizing Clock Synchronization in Sensor Networks
Abstract. In sensor networks, correct clocks have arbitrary starting offsets and nondeterministic fluctuating skews. We consider an adversary that aims at tampering with the cloc...
Jaap-Henk Hoepman, Andreas Larsson, Elad Michael S...
SIGMOD
2004
ACM
150views Database» more  SIGMOD 2004»
15 years 10 months ago
Clustering Objects on a Spatial Network
Clustering is one of the most important analysis tasks in spatial databases. We study the problem of clustering objects, which lie on edges of a large weighted spatial network. Th...
Man Lung Yiu, Nikos Mamoulis